PUR 3-Stage Vertical Stainless Steel Faucet Mount FM-4100B Includes 1 faucet mount and 1 filter; The ultimate in filtration and a crisp, refreshing taste; Easy One-Click Installation; Built-in Electronic Filter Life Indicator keeps track of your filter life; Conveniently provides up to 100 gallons (two to three months) of healthy clean water; Enjoy filtered or unfiltered water at the flip of a switch; Removes 99.9% Microbial Cysts (Cryptosporidium and Giardia); Reduces 98% Lead. Also reduces